एक समानांतर श्रेढ़ी में (a=2) और (d=9) है। \(a_8\) क्या होगा?
In an arithmetic progression, (a=2) and (d=9). What will be \(a_8\)?
Explanation opens after your attempt
D. (65)
Concept
(a_8=2+7(9)=65). Up to the eighth term, seven common differences are added.
Why this answer is correct
The correct answer is D. (65). (a_8=2+7(9)=65). Up to the eighth term, seven common differences are added.
Exam Tip
(a_8=2+7(9)=65)। आठवें पद तक सात समान अंतर जोड़े जाते हैं।
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